Senior Software Engineer - Ruby

TXP; City Of London; Hybrid; GBP 50,000 - 70,000; Full time

Job summary

A leading tech company in the UK is seeking a Senior Software Developer specializing in Ruby for a 12-month contract. Responsibilities include developing applications, maintaining APIs, and ensuring quality documentation. The ideal candidate has over 4 years of experience, thrives in agile teams, and values high coding standards. Experience in public sector projects and Python is a plus.

Qualifications

• 4+ years of experience in software development, primarily in Ruby.
• Experience in building and maintaining APIs.
• Strong adherence to technical standards and Agile practices.

Responsibilities

• Develop Ruby-based applications and data services.
• Build and maintain APIs and open data platforms.
• Ensure high-quality, well-documented code.

Skills

Strong Ruby development

API development and integration

Docker

Kubernetes

Git/version control

Python experience

Job description

Senior Software Developer - Ruby

12‑Month Contract

Inside IR35

Role Details

• Location: London or Manchester (2 days/week onsite + monthly team rotation)
• Duration: 12 months
• Clearance: BPSS to start; active SC required due to timescale of the project
• Team: 10 direct reports, part of a 60+ programme
• Experience: 4+ years

Essential Skills

Technical

• Strong Ruby development (primary focus), Python experience desirable
• Experience across multiple services, particularly data services
• Docker, Kubernetes, Git/version control
• API development and integration
• Agile working practices and adherence to technical standards

Approach

• Pride in producing high‑quality, well‑documented code
• Ownership of the full development process
• Collaborative working with user‑centered design (UCD) teams
• Thrives in small, agile, multi‑disciplinary teams

Key Responsibilities

• Develop Ruby‑based applications and data services
• Build and maintain APIs and open data platforms
• Ensure code is high‑quality and well‑documented
• Work closely with UCD teams and technical experts in an agile environment

What We’re Looking For

• Senior Ruby developer with strong focus on code quality
• Experience working with data services
• Comfortable working in small, agile teams and collaborating with UCD teams

Desirable Skills

• Python development
• Experience in public sector or government projects
• Knowledge of search technologies and open data platforms
• Active SC clearance